Several types of pills can stop or delay your period, depending on whether you need a short-term fix or a longer-term solution. The most common options are combined oral contraceptives taken continuously (skipping the placebo week), a progestogen called norethisterone used specifically to delay a period by up to two weeks, and certain progestogen-only pills that cause periods to stop entirely in some users.
Combined Birth Control Pills Taken Continuously
The most widely used method for stopping periods with a pill is simply skipping the placebo (inactive) week in a standard combined oral contraceptive pack and starting the next pack immediately. In a normal 21/7 regimen, you take 21 days of active hormone pills followed by 7 placebo pills, and your body has a withdrawal bleed during that hormone-free gap. When you skip the gap, the steady hormone levels keep your uterine lining thin and inactive, so there’s no bleeding.
You can do this in two ways. With an “extended” regimen, you take active pills for several months before allowing a short break. With a “continuous” regimen, you take active pills indefinitely with no planned break at all. Both approaches work with most standard combined pills, though some brands are specifically packaged for 84 or 91 days of continuous use.
There’s also a flexible approach: you take pills continuously until you notice persistent spotting, then take a break of 3 to 4 days (but never during the first 21 days of a new cycle, and no more than once a month). In clinical trials, women who took a short hormone-free interval when spotting appeared saw bleeding taper off within about 11 to 12 days, compared with women who pushed through without a break and experienced more ongoing spotting.
Norethisterone for Short-Term Delay
If you don’t want to suppress your period permanently but need to push it back for a vacation, event, or other specific reason, norethisterone is designed for exactly that. It’s a progestogen pill taken at 5 mg two or three times daily, starting 3 to 5 days before your expected period. You can continue for up to 14 days, and your period will typically arrive 2 to 3 days after you stop taking it.
Norethisterone is not a contraceptive at this dose and doesn’t protect against pregnancy. It’s available by prescription in many countries and through online pharmacies in some. It works by maintaining the progesterone levels that keep your uterine lining stable, essentially telling your body “not yet.”
Progestogen-Only Pills
Progestogen-only pills (sometimes called mini-pills) can also stop periods, though the results vary significantly by formulation. Older versions containing levonorgestrel cause complete absence of periods in only about 2% of users. Newer formulations containing desogestrel or drospirenone are much more effective: roughly 20 to 30% of users stop having periods entirely within 12 months of continuous use.
The tradeoff is unpredictability. Some women on progestogen-only pills get lighter, less frequent periods. Others get irregular spotting that can be more annoying than a regular cycle. You won’t know which category you fall into until you’ve been on the pill for a few months. These pills are often chosen by people who can’t take estrogen due to migraine with aura, a history of blood clots, or other risk factors that rule out combined pills.
What About Non-Hormonal Options?
If you’ve seen tranexamic acid mentioned as a way to manage periods, it’s worth knowing what it actually does. Tranexamic acid reduces menstrual blood loss by 26% to 60%, making heavy periods lighter. But across multiple clinical trials, it consistently had no effect on the duration of bleeding. It won’t stop or delay your period. It’s a tool for heavy flow, not for period suppression.
Anti-inflammatory painkillers like ibuprofen are sometimes suggested online as period-stoppers. While they can modestly reduce flow in some women, they are not reliable for stopping or significantly delaying a period.
Spotting and Breakthrough Bleeding
If you start taking any pill continuously to suppress your period, expect some unscheduled bleeding in the early months. Up to 30% of women experience abnormal bleeding in the first month of combination pill use, even on a standard cycle. On a continuous regimen, spotting during the first 3 to 6 months is very common. It’s not harmful, but it can be frustrating if your goal was no bleeding at all.
The good news is that it typically improves with time. By the third month of use, the incidence of breakthrough bleeding drops significantly. If you can push through the initial adjustment period, most women find their bleeding becomes minimal or stops entirely.
Who Should Avoid Hormonal Suppression
Combined pills carry a small but real risk of blood clots, and certain conditions make that risk unacceptable. You should not use combined hormonal contraceptives for period suppression if you have a history of blood clots (especially estrogen-associated ones), a known clotting disorder like factor V Leiden, active cancer, lupus with antiphospholipid antibodies, or if you’re facing major surgery with prolonged immobilization. These are rated as the highest-risk category across WHO, UK, and CDC guidelines.
Progestogen-only options and norethisterone have a different risk profile and are sometimes suitable when combined pills are not, though norethisterone at high doses does carry some clot risk of its own. Your medical history determines which option is appropriate.
What Happens When You Stop
Your period will return after you stop any of these pills, but it may not snap back immediately. Research tracking women after they discontinued oral contraceptives found that menstrual cycle patterns were noticeably altered for at least two cycles. Flow intensity took roughly six cycles to return to pre-pill levels. Full normalization of all cycle markers can take up to nine months, which helps explain the temporary dip in fertility that some women notice after stopping the pill. This delay is not permanent, and cycles do fully recover.
Specialized Medical Suppression
For people with endometriosis, severe anemia from heavy bleeding, or gender-affirming care needs, stronger options exist beyond standard pills. GnRH agonists (injectable medications, not pills) achieve amenorrhea rates as high as 96% and are used when other hormonal treatments haven’t worked or aren’t appropriate. Testosterone, used in gender-affirming care, causes the uterine lining to thin and typically stops periods within six months in a dose-dependent way. Neither of these is a contraceptive on its own.